(19)
(11) EP 0 500 829 A1

(12)

(43) Date of publication:
02.09.1992 Bulletin 1992/36

(21) Application number: 91914165.0

(22) Date of filing: 17.07.1991
(51) International Patent Classification (IPC): 
G01J 3/ 42( . )
G01J 3/ 08( . )
G02B 27/ 10( . )
(86) International application number:
PCT/US1991/005051
(87) International publication number:
WO 1992/001921 (06.02.1992 Gazette 1992/04)
(84) Designated Contracting States:
DE FR GB

(30) Priority: 17.07.1990 US 19900554247

(71) Applicant: RAININ INSTRUMENT CO. INC.
Emeryville, CA 94608 (US)

(72) Inventors:
  • MAGNUSSEN, Haakon, T., Jr.
    Orinda, CA 94563 (US)
  • MOELLER, Roy, P.
    Hayward, CA 94541 (US)

(74) Representative: Barker, Rosemary Anne 
MEWBURN ELLIS York House 23 Kingsway
London WC2B 6HP
London WC2B 6HP (GB)

   


(54) A HIGH PERFORMANCE ABSORBANCE DETECTOR WITH FLASHLAMP AND COMPACT FOLDED OPTICS SYSTEM